Magnesium Glycinate 400 mg - Vegan Capsules - Supports Sleep, Relaxation & Cardiovascular Health*
LifeSource Vitamins Magnesium Glycinate 400 mg features a highly absorbable form of magnesium, Glycinate, designed to support overall wellness. This supplement provides essential support for
sleep quality, relaxation, stress balance, and cardiovascular health, leveraging magnesium's role in muscle and nerve function. Produced in FDA-registered, GMP-certified facilities, it is Non-GMO, gluten-free, and free of artificial colors, preservatives, or synthetic chemicals.*
Research Promise:At LifeSource Vitamins, our commitment is rooted in research and results. Every benefit below is supported by human clinical studies indexed in the National Institutes of Health (NIH) via PubMed, with full texts available in the National Library of Medicine (NLM) PubMed Central (PMC) when available. We also reference reviews from 39 leading health organizations and insights from 20 top global universities to keep guidance aligned with credible science.*
Clinically Studied Benefits (Human Evidence)
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Supports sleep quality — Oral magnesium supplementation improved sleep quality in older adults with insomnia. (NIH/PubMed — Mah T, 2021)
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Promotes relaxation — Reduced subjective anxiety in at-risk groups. (NIH/PubMed — Boyle N, 2017)
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Supports cardiovascular health — Meta-analysis shows reductions in systolic and diastolic blood pressure. (NIH/PubMed — Zhang X, 2016)
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Supports blood pressure management — Dose-dependent reductions in blood pressure in hypertensive adults. (NIH/PubMed — Zhang X, 2012)
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Supports glucose metabolism — Improved fasting glucose and insulin sensitivity in at-risk individuals. (NIH/PubMed — Veronese N, 2021)
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Supports bone health — Positive association with hip BMD in older adults. (NIH/PubMed — Groenendijk I, 2022)
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Supports mood balance — Significant decline in depression scores in adults with depressive disorder. (NIH/PubMed — Dibaba DT, 2023)
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Supports inflammation reduction — Decreased serum C-reactive protein levels in adults. (NIH/PubMed — Dibaba D, 2018)
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Supports metabolic health — Inverse association with risk of metabolic syndrome. (NIH/PubMed — Kim Y, 2025)
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Supports oxidative stress reduction — Beneficial effects on biomarkers of oxidative stress and inflammation. (NIH/PubMed — Cepeda V, 2025)
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Supports sleep efficiency — Supplementation increased sleep time and efficiency in elderly with primary insomnia. (NIH/PubMed — Abbasi B, 2012)
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Supports migraine prevention — Reduced intensity and frequency of migraines. (NIH/PubMed — Veronese N, 2019)
Additional / Promising Evidence*
University / Academic Context
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Harvard Medical School — Research on magnesium’s role in sleep, relaxation, and cardiovascular health.
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Oregon State University – Linus Pauling Institute — Studies on magnesium’s metabolic and bone health benefits.
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Stanford University — Insights on magnesium supplementation for blood pressure management.
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Johns Hopkins University — Reviews on magnesium’s impact on inflammation and oxidative stress.
Global Evidence & Authoritative Reviews
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National Institutes of Health (NIH) — Fact sheet on magnesium’s health benefits, including sleep and cardiovascular support. (NIH ODS — Magnesium Fact Sheet)
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World Health Organization (WHO) — Recognizes magnesium’s role in cardiovascular health and metabolic function.
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National Center for Complementary and Integrative Health (NCCIH) — Reviews on magnesium for stress and sleep. NCCIH — Magnesium Overview
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Linus Pauling Institute — Comprehensive micronutrient information on magnesium. LPI — Magnesium
We monitor research from leading institutions — Harvard, Johns Hopkins, Mayo Clinic, Cleveland Clinic, Cambridge, Oxford, Stanford, Yale, Tufts, the University of Florida, Oregon State University – Linus Pauling Institute, Columbia, Cornell, and Ohio State — to keep our guidance aligned with credible science.*
Key Ingredients
Supports sleep quality — Magnesium (from Glycinate) improves sleep duration and efficiency. (NIH/PubMed — Arab A, 2023)
Promotes relaxation — Magnesium (from Glycinate) reduces anxiety in at-risk groups. (NIH/PubMed — Boyle N, 2017)
Supports cardiovascular health — Magnesium (from Glycinate) aids blood pressure reduction. (NIH/PubMed — Zhang X, 2016)
Brief Benefit Bullets
- Supports sleep quality*
- Promotes relaxation*
- Supports cardiovascular health*
- Supports blood pressure management*
- Supports glucose metabolism*
- Supports bone health*
Suggested Use
Take 3 vegan capsules daily with food, or as directed by your healthcare professional. Those with kidney or heart disease should consult a physician before use. Not studied in children except for ADHD focus support; consult physician.*
Product Specifications
- Serving Size — 3 Capsules (400 mg Magnesium)
- Form — Vegan Capsules
- Free From — Non-GMO, gluten-free, no artificial colors, preservatives, or synthetic chemicals*
LifeSource Vitamins — Proudly American — Since 1992
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Always consult your physician before taking any supplements.
Magnesium Glycinate 400 mg — Vegan capsules for sleep, relaxation, cardiovascular & metabolic health with highly absorbable form. Clinically Studied — NIH/PubMed!*
